Lub refractory yog ib yam khoom uas muaj kev ruaj ntseg thiab corrosion kuj ntawm qhov kub thiab txias. Ntawm lawv,corundum cibyog cov khoom siv refractory qib siab tshaj plaws. Corundum bricks paub txog lawv cov hardness siab, zoo heev hnav tsis kam thiab thermal stability. Tam sim no cia peb qhia cov yam ntxwv ntawm corundum cib.
Ua ntej ntawm tag nrho cov, lub hardness ntawm corundum cib yog siab heev, uas belongs rau lub thib ob hardest tshuaj nyob rau hauv tej yam ntuj tso minerals, thib ob tsuas yog pob zeb diamond. Qhov no ua rau corundum bricks muaj qhov hnav tsis kam thiab hnav tsis kam ntawm qhov kub thiab txias, thiab tuaj yeem siv tau ntev hauv cov xwm txheej hnyav xws li hnyav hnyav, kub siab, thiab corrosion.
Qhov thib ob, corundum bricks muaj thermal stability zoo thiab muaj peev xwm tswj tau siab hardness thiab stability ntawm qhov kub thiab txias. Lawv yuav tsis raug kev txom nyem los ntawm thermal expansion, yaig thiab lwm yam tsis ua haujlwm vim qhov kub thiab txias mus ntev. Qhov no tuaj yeem ua kom ntseeg tau tias corundum cib tuaj yeem siv tau ruaj khov nyob rau hauv qhov chaw kub siab rau lub sijhawm ntev yam tsis muaj kev hloov ntau zaus.
Tsis tas li ntawd, corundum bricks muaj zog heev corrosion kuj thiab tuaj yeem siv tau ntev hauv cov xov xwm corrosive xws li muaj zog acids thiab alkalis. Lawv kuj muaj hluav taws xob zoo rwb thaiv tsev thiab kub ua hauj.
Thaum kawg, corundum bricks kuj muaj cov txheej txheem zoo, tuaj yeem txiav thiab ua tiav rau hauv ntau yam duab raws li kev xav tau, thiab yooj yim rau nruab thiab siv.
Nyob rau hauv luv luv, corundum bricks tau dhau los ua tus thawj coj hauv cov ntaub ntawv refractory vim lawv cov hardness siab, zoo heev hnav tsis kam, thermal stability, zoo corrosion kuj thiab processability. Tam sim no lawv tau dav siv hauv metallurgy, kev tsim kho, tshuab thiab lwm yam lag luam.
